🔌 World Public API Directory
1,559 APIs · 52 Categories

🔌 World Public API Directory

Discover 1,559 free public APIs across 52 categories

Showing 1–50 of 1559 APIs
API ▲DescriptionCategoryAuthHTTPSCORS
18FUnofficial US Federal Government API DevelopmentOpen DataOpen❌unknown
1ClickImpactEnvironmental impact API for tree planting, carbon offsetting and ocean cleanupEnvironmentAPI Key✅yes
1ForgeForex currency market dataCurrency ExchangeAPI Key✅unknown
1inchAPI for querying decentralize exchangeCryptocurrencyAPI Key✅yes
1ptA simple URL shortenerURL ShortenersOpen✅yes
24 Pull RequestsProject to promote open source collaboration during DecemberDevelopmentOpen✅yes
4chanSimple image-based bulletin board dedicated to a variety of topicsSocialOpen✅yes
7digitalApi of Music store 7digitalMusicOAuth✅unknown
7Timer!Weather, especially for AstroweatherWeatherOpen❌unknown
A Bíblia DigitalDo not worry about managing the multiple versions of the BibleBooksAPI Key✅no
AbacusFree and simple counting service. You can use it to track page hits and specific eventsDevelopmentOpen✅yes
Abstract Email ValidationValidate email addresses for deliverability and spamEmailAPI Key✅yes
Abstract IP GeolocationGeolocate website visitors from their IPsGeocodingAPI Key✅yes
Abstract Phone ValidationValidate phone numbers globallyPhoneAPI Key✅yes
Abstract Public HolidaysData on national, regional, and religious holidays via APICalendarAPI Key✅yes
Abstract ScreenshotTake programmatic screenshots of web pages from any websiteDevelopmentAPI Key✅yes
Abstract VAT ValidationValidate VAT numbers and calculate VAT ratesFinanceAPI Key✅yes
AbuseIPDBIP/domain/URL reputationAnti-MalwareAPI Key✅unknown
Academic Email APIThis API allows you to verify whether an email belongs to a recognized educational institutionEmailAPI Key✅yes
AccuWeatherWeather and forecast dataWeatherAPI Key❌unknown
Actinia Grass GISActinia is an open source REST API for geographical data that uses GRASS GISGeocodingAPI Key✅unknown
administrative-divisons-dbGet all administrative divisions of a countryGeocodingOpen✅yes
adresse.data.gouv.frAddress database of France, geocoding and reverseGeocodingOpen✅unknown
ADS-B ExchangeAccess real-time and historical data of any and all airborne aircraftTransportationAPI Key✅unknown
adsbdbOpen access to aircraft, airline, and flight route dataTransportationOpen✅yes
Advanced Multilanguage AI Translator (RapidAPI)AI-powered translator supporting multiple languages with fast, context-aware responsesMachine LearningAPI Key✅yes
Advice SlipGenerate random advice slipsPersonalityOpen✅unknown
AdzunaJob board aggregatorJobsAPI Key✅unknown
AemetWeather and forecast data from SpainWeatherAPI Key✅unknown
AftershipAPI to update, manage and track shipment efficientlyTrackingAPI Key✅yes
Agify.ioEstimates the age from a first nameDevelopmentOpen✅yes
AI For ThaiFree Various Thai AI APIMachine LearningAPI Key✅yes
AI Learning EngineCreate, auto-grade, and analyze learning tasks with AI-based evaluationsMachine LearningAPI Key✅yes
AI MasteringAutomated Music MasteringMusicAPI Key✅yes
AI Meeting Minutes SuiteGenerate summaries, templates, and redact sensitive data from meeting notesDocuments & ProductivityAPI Key✅yes
AI Text Moderation, Toxicity & Sentiment AnalyzerDetect sentiment, toxicity, and emotional aspects in text with AI moderationText AnalysisAPI Key✅yes
AI Translate text APIThe Text Translation API translates text into any of the 80 supported languages, providing accurate and context-aware translationsText AnalysisAPI Key✅yes
AI/ML APIAccess 100+ curated AI Models over 1 APIMachine LearningYes✅yes
Air Quality IndexReal-time air quality data including AQI and pollutant concentrations for worldwide locationsEnvironmentOpen✅unknown
airportsapiGet name and website-URL for airports by ICAO codeTransportationOpen✅unknown
AirtableIntegrate with AirtableDocuments & ProductivityAPI Key✅unknown
AIS HubReal-time data of any marine and inland vessel equipped with AIS tracking systemTransportationAPI Key❌unknown
akshaykumar-restAkshay Kumar for every HTTP status codePersonalityOpen✅yes
Alchemy EthereumEthereum Node-as-a-Service ProviderCryptocurrencyAPI Key✅yes
AletheiaInsider trading data, earnings call analysis, financial statements, and moreFinanceAPI Key✅yes
AlienVault Open Threat Exchange (OTX)IP/domain/URL reputationAnti-MalwareAPI Key✅unknown
Alpha VantageRealtime and historical stock dataFinanceAPI Key✅unknown
Amadeus for DevelopersTravel Search - Limited usageTransportationOAuth✅unknown
AmdorenFree currency API with over 150 currenciesCurrency ExchangeAPI Key✅unknown
American Football Highlights APIReal time American Football (NFL/NCAA) highlightsSports & FitnessAPI Key✅unknown